#include<stdio.h>
int main()
{
	int  Goods;
	printf("1, 2, 3 \n");
	scanf("%d",&Goods);
	switch(Goods)
	{
		case 1:
			printf("apple is 10 yuan \n", Goods);
			break;
		case 2:
			printf("pear is 100 yuan \n",Goods);
			break;
		case 3:
			printf("banana is 1000 yuan \n",Goods);
			break;
		default:
			printf("sorry i am not the goods\n",Goods);
			break;
	}
	printf("please pay your money of the goods\n",Goods);
	return 0;
} 
